Connors traveled to Gotham and became stronger by eating melons, so...
Batman catches the Joker, Connors is watching; Superman fights Zod, Connors is applauding.
He used Arkham Asylum as a Holiday Inn, and the Justice League was founded because of him.
In desperation, Batman developed the "Anti-Conners Armor", and the God of War was unable to avoid it. Green Lantern habitually covered the ring, but the elusive Melon Eater still gave them a headache.
[Today's Melon Eater: Spider-Gwen's Secret]
[Submission successful, reward: Man of Steel]
The DC universe has a small number of Marvel characters.